How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 6/3100.0*Chance in playoffs100.0*Average seed
Argentina 2 Chile 1 -22.9
-0.6
If winner is:HomeAway
Week of 6/10100.0*Chance in playoffs100.0*Average seed
Chile vs Panama+25.1-25.0
+0.6-0.6
Chile vs Bolivia+24.5-24.5
+0.7-0.7
Argentina vs Panama+0.5-0.5

What If

Chances based on how well the Chile finish out the regular season.   Explain

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234Count
22-0-099.1%613812,570,895
11-1-012.11268205,138,382
00-2-0Out1002,571,859
Total:30.8%1516343510,281,136
Points
Chance Will Make Playoffs